blob: 874ad7f82ba197bcc34e2ed8efac52b305da8058 [file] [log] [blame]
// Copyright (c) 2017, the Dart project authors. Please see the AUTHORS file
// for details. All rights reserved. Use of this source code is governed by a
// BSD-style license that can be found in the LICENSE file.
class A {}
class B extends A {}
Iterable<B> f(A a) sync* {
yield a;
// ^
// [cfe] A value of type 'A' can't be assigned to a variable of type 'B'.
void main() {
A a = new B();
for (var x in f(a)) {}
a = new A();
var iterator = f(a).iterator;